.portfolio {
  margin: 0 70px;
}

.portfolio__title {
  margin-bottom: 50px;
  color: #8B8B8B;
  font-feature-settings: 'clig' off, 'liga' off;
  font-size: 18px;
  font-weight: 400;
  line-height: 20px;
}

.portfolio__links {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.portfolio__item {
  position: relative;
  padding-bottom: 19px;
  margin-bottom: 20px;
  border-bottom: 1px #424242 solid;
  font-size: 30px;
  font-weight: 400;
  line-height: 50px; /* 166.667% */
  letter-spacing: -1.2px;
}

.portfolio__item::after {
  position: absolute;
  content: "\2197";
  right: 0;
}

.portfolio__link {
  text-decoration: none;
  color: #FFF;
}

.portfolio__link:hover {
  opacity: 0.7;
  cursor: pointer;
}

@media screen and (max-width: 768px) {
  .portfolio {
    margin: 0 50px;
  }

  .portfolio__item {
    font-size: 28px;
    letter-spacing: -1.12px;
  }
}

@media screen and (max-width: 480px) {
  .portfolio {
    margin-left: 14px;
    margin-right: 14px;
  }

  .portfolio__title {
    margin-bottom: 40px;
    font-size: 14px;
    line-height: 20px;
  }

  .portfolio__item {
    font-size: 18px;
    line-height: 28px; /* 155.556% */
    letter-spacing: -0.72px;
  }
}